diff options
| author | Andrei Vagin <avagin@google.com> | 2019-08-09 22:33:40 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-08-09 22:34:54 -0700 |
| commit | af90e68623c729d0e3b06a1e838c5584d2d8b7c2 (patch) | |
| tree | 7e575a45207e23b8958be013158e566d89ebf9ea /test/syscalls/linux/socket_netdevice.cc | |
| parent | f2762e8c60b0a83f976c9eedd4a8c08e32cb6856 (diff) | |
netlink: return an error in nlmsgerr
Now if a process sends an unsupported netlink requests,
an error is returned from the send system call.
The linux kernel works differently in this case. It returns errors in the
nlmsgerr netlink message.
Reported-by: syzbot+571d99510c6f935202da@syzkaller.appspotmail.com
PiperOrigin-RevId: 262690453
Diffstat (limited to 'test/syscalls/linux/socket_netdevice.cc')
| -rw-r--r-- | test/syscalls/linux/socket_netdevice.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/test/syscalls/linux/socket_netdevice.cc b/test/syscalls/linux/socket_netdevice.cc index 6a5fa8965..765f8e0e4 100644 --- a/test/syscalls/linux/socket_netdevice.cc +++ b/test/syscalls/linux/socket_netdevice.cc @@ -89,7 +89,8 @@ TEST(NetdeviceTest, Netmask) { // (i.e. netmask) for the loopback device. int prefixlen = -1; ASSERT_NO_ERRNO(NetlinkRequestResponse( - fd, &req, sizeof(req), [&](const struct nlmsghdr *hdr) { + fd, &req, sizeof(req), + [&](const struct nlmsghdr *hdr) { EXPECT_THAT(hdr->nlmsg_type, AnyOf(Eq(RTM_NEWADDR), Eq(NLMSG_DONE))); EXPECT_TRUE((hdr->nlmsg_flags & NLM_F_MULTI) == NLM_F_MULTI) @@ -111,7 +112,8 @@ TEST(NetdeviceTest, Netmask) { ifaddrmsg->ifa_family == AF_INET) { prefixlen = ifaddrmsg->ifa_prefixlen; } - })); + }, + false)); ASSERT_GE(prefixlen, 0); |